Home / 897,735.52-1,238,879.28-495,327.52

Finding the Fourth Proportional to 897,735.52, 1,238,879.28 and 495,327.52

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Solution

The fourth proportional to 897,735.52, 1,238,879.28 and 495,327.52 is: 683,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,735.52 : 1,238,879.28 = 495,327.52 : x
  2. Step 2: Convert to fraction form
    897,735.52/1,238,879.28 = 495,327.52/x
  3. Step 3: Cross multiply
    897,735.52x = 1,238,879.28 × 495,327.52
  4. Step 4: Simplify right side
    897,735.52x = 613,651,001,341.79
  5. Step 5: Solve for x
    x = 613,651,001,341.79/897,735.52
  6. Step 6: Final answer
    x = 683,554.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.